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Seibu Shinkin Capital

Venture capital

Tokyo · Pre-Seed–Growth

Also known as 西武しんきんキャピタル株式会社

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Investment thesis

Seibu Shinkin Capital backs local entrepreneurs, early-stage ventures, and mid-sized small and medium enterprises in Japan, positioning itself as a partner that helps founders take the first step toward realizing their vision. It emphasizes supporting and standing alongside founders on their growth journey, and highlights a track record of helping investees reach public listing, with 20 companies having gone public.

Invests inSector AgnosticAsia-PacificJapanTokyo

Source: firm website, verified Aug 3, 2026.

Stage
Pre-Seed–Growth
HQ
Tokyo, JP
Instruments
Equity
Founded
2003
Tracked investments
104
IPOs
2

What they invest in

from 51 of 104 portfolio companies

SaaS ×19B2B Marketplaces ×11AI & Machine Learning ×10Enterprise Software ×10Fintech ×10Hardware ×10Deep Tech ×9Consumer ×7

HQs:Japan×50

Who they back

founder profiles across 22 portfolio companies
68%
solo founders
15 of 22 mapped founding teams

Founding team size:solo founder×152 founders×63 founders×1

Investments · 104 tracked

founders shown can be your intro path
SOINN株式会社soinn.com✓ verified

SOINN develops compact, low-computation AI based on its patented "artificial brain SOINN" technology to add intelligence to devices, equipment, and information systems.

AI & Machine LearningDeep TechEnergyMachida, Tokyo, JP

Osamu Hasegawa(代表取締役 CEO (Representative Director & CEO))

Co-investorsOpen Network Lab

レッドフォックス株式会社cyzen.cloud𝕏✓ verified

redfox, inc. develops and sells "cyzen," a smartphone-based sales activity management app for deskless workers who operate in the field.

Enterprise SoftwareFuture of WorkSaaSSales TechTokyo, JP

横溝 竜太郎(代表取締役社長 (President & CEO))

Co-investorsHokkaido Venture Capital, Inc.

株式会社エビリーeviry.com𝕏✓ verified

EVIRY Inc. is a Japanese company offering SaaS products including the 'millvi' cloud video delivery system and platform, and the 'kamui tracker' YouTube data analytics tool.

Marketing TechMedia & EntertainmentSaaSTokyo, JP

Keisuke Nakagawa(代表取締役社長 (President & CEO))中川 恵介(代表取締役社長)

Co-investorsNTT DOCOMO VenturesCyberAgent CapitalMizuho CapitalServerworks CapitalRegional Revitalization Solution

Aniqueanique.jp𝕏

Anique creates physical and digital merchandise, pop-up experiences, and virtual exhibitions for anime, manga, games, and illustrations, connecting global fans with content from major Japanese publishers.

ConsumerCreator EconomyE-commerceMarketing TechMarketplacesMedia & EntertainmentTokyo, JP

Kasai Takahide(代表取締役 (Representative Director))in笠井高秀(代表取締役 (Representative Director))

Co-investorsCARTA VENTURES, Inc.Global BrainW Inc.

bitBiome株式会社bitbiome.co.jpin𝕏

bitBiome provides contract analysis and collaborative research using single-cell genome sequencing technology for microbial samples.

AI & Machine LearningBiotechCircular EconomyDeep TechTokyo, JP

Naomichi SodeMasahito Hosokawa(Founder)inYuji Suzuki(Representative Director, President and CEO)in

Co-investorsGlobal BrainIDATEN VenturesIn-Q-TelIT-Farm CorporationOpen Network LabUTEC+1 more

FamilyTechfamilytech.co.jp𝕏

FamilyTech provides financial and account management services designed for couples and families, including a shared bank account app, family credit card, and family payment solutions.

ConsumerFintechTokyo, JP

中村 貴一

Co-investorsCanal VenturesCygames CapitalW Inc.

FUNDINNOfundinno.com

FUNDINNO operates an equity crowdfunding platform in Japan that connects individual and corporate investors with startups raising capital.

B2B MarketplacesFintechMarketplaces

Co-investorsTOKYUCARTA VENTURES, Inc.Iyogin CapitalS VenturesVOYAGE VENTURES

KYCコンサルティング株式会社kycc.co.jp𝕏

KYCC Corporation is a Japanese regtech company that provides corporate risk databases and a SaaS compliance-check tool (RiskAnalyze) for KYC/AML and customer due diligence, along with consulting and expert-support services.

CybersecurityData & InfrastructureEnterprise SoftwareFintechSaaSTokyo, JP

飛内 尚正(代表取締役社長 (President & CEO))北住 和弘(取締役 COO)

Co-investorsAngel Bridge Co.,Ltd.

MySkin株式会社myskin.jp

Provides microbial genetic analysis services, including metagenomic analysis and measurement of microbial DNA copy numbers from samples, for companies conducting product evaluation and research and development.

BiotechDeep Tech

obnizobniz.comin𝕏

obniz is an IoT platform that enables remote monitoring and control of machines and devices without requiring firmware development.

Cloud ComputingHardwareIoTTokyo, JP

Yuki Satoin

Co-investorsKintetsu Venture PartnersTechstarsUTEC

ONIGO株式会社onigo.co.jp𝕏

ONIGO is a Japanese company operating a quick-commerce grocery delivery service along with a freight transport business, and its group includes companies running restaurant chains, takeout delis, sushi restaurants, and food wholesale.

E-commerceFoodTechLogistics & Supply ChainRetail TechTokyo, JP

Naoya Umeshita(代表取締役 / CEO)inTakaaki Yamamoto(取締役 / 共同創業者 (Director / Co-founder))inHiroshi Ishikawa(取締役 / 共同創業者 (Director / Co-founder))Toshiyuki Sakai(執行役員 (Executive Officer))inAkane Suzuki(執行役員 (Executive Officer))

Co-investorsPlug and Play VenturesUTEC

OpenStreet株式会社openstreet.co.jp

Startup that raised a Series E extension round.

Co-investorsDG IncubationJIC Venture Growth InvestmentsKiraboshi CapitalZENRIN FUTURE PARTNERS

ROXXroxx.co.jp

ROXX is a Japanese company that aims to raise the incomes of people without academic or career credentials by connecting individuals to opportunities and helping companies grow, using technology to address social challenges in Japan's shrinking labor market.

AI & Machine LearningB2B MarketplacesFuture of WorkHR TechSaaSTokyo, JP

Taro Nakajima(Representative Director & President (CEO))inDaisuke Ueki(Senior Executive Officer, COO / SVP of Business)Hiroto Nishimura(Senior Executive Officer / SVP of Corporate)inToshiki Takase(Executive Officer, CAO)Kota Matsumoto(Executive Officer, CTO)inGeorge Yoshimoto(Executive Officer, CFO)

Co-investorsAG Capital Co. Ltd.Japan Post Capital Co. Ltd.Skyland VenturesSMBC Venture CapitalEast Ventures

SANSHO株式会社c-pa.jp

SANSHO Co., Ltd. is a Japanese drug-development company creating pharmaceuticals based on cyclic phosphatidic acid (cPA), including 2-carba-cyclic phosphatidic acid candidates in clinical trials for knee osteoarthritis and pulmonary fibrosis.

BiotechDeep TechHealthtechMedical DevicesTsukuba, JP

Toshiro Moroboshi(代表取締役社長 (President & Representative Director))

Sinumy株式会社sinumy.com

Sinumy develops hands-free authentication technology, described as a first-of-its-kind in Japan and globally.

AI & Machine LearningCybersecurityDeep TechEnterprise SoftwareHardwareMobility & TransportationOsaka, JP

Ryoya Kurauchi(代表取締役CEO (Representative Director & CEO))Tomoya Yonaga(取締役COO (Director & COO))

Co-investorsKobe University CapitalMIRAIDOOR Co. Ltd.UTEC

STORES株式会社st.inc𝕏

STORES 株式会社 provides tools for small and mid-sized retailers to digitize their operations, including online store creation, POS registers, cashless payments, online booking systems, and app building.

CybersecurityE-commerceFintechRetail TechSaaS

佐俣奈緒子(Founder of Coiney)佐藤裕介(代表取締役社長 (President & CEO))

Co-investorsGlobis Capital Partners

TECHMAGIC株式会社techmagic.co.jpin𝕏

TechMagic is a Japanese robotics company that develops robots for the food industry.

FoodTechHardwareRoboticsTokyo, JP

白木 裕士(代表取締役 (Representative Director))

Board但馬 竜介(取締役 (Director))

Co-investorsOriental Land InnovationsJAFCO Group

TRUNK株式会社trunk.company

TRUNK provides e-learning content creation and internship support services for companies, with a track record of working with over 100 companies on e-learning platforms and 50+ companies on new graduate internship programs over five years.

EdTechHR TechTokyo, JP

西元 涼(CEO)

ugo株式会社ugo.plus𝕏

Ugo manufactures a compact autonomous inspection robot equipped with an extendable 4K camera for unattended surveillance and patrol tasks in restricted spaces.

AI & Machine LearningEnterprise SoftwareHardwareIoTRoboticsSaaSJapan, JP

Co-investorsJR East Start UPMonozukuri VenturesNTT DOCOMO VenturesUpfront Ventures

アクセルスペースaxelspace.comin𝕏

Axelspace manufactures microsatellites using onsite cleanroom facilities and develops commercial applications for satellite technology.

Deep TechHardwareSpace TechTokyo, JP

NAKAMURA Yuya(President and CEO)Yuya Nakamura(Founder)in

Co-investorsGlobal BrainJIC Venture Growth InvestmentsNippon Venture CapitalSMBC Venture CapitalSumitomo Mitsui Trust nvestment Co. Ltd.Tokyo University of Science Innovation Capital+2 more

アラームボックス株式会社alarmbox.co.jp𝕏

A Japanese financial services company that provides AI-powered credit management, company investigation, and risk assessment tools for businesses and financial institutions.

AI & Machine LearningEnterprise SoftwareFintechSaaS

Co-investorsIyogin Capital

インターステラテクノロジズ株式会社istellartech.comin𝕏

Interstellar Technologies develops, manufactures, and launches rockets and builds and operates communication satellites, pursuing a vertically integrated launch and satellite business.

Deep TechHardwareSpace TechJapan, JP

Takahiro Inagawa(CEO)inSatoshi Nakayama(President)inTakahiro Tsuji(CFO)Keiji Atsuta(COO)in

BoardTakafumi Horie(Director)

Co-investorsB Dash VenturesMarubeniSumitomo Mitsui Banking CorporationS Ventures

ジェイファーマ株式会社j-pharma.com

J-Pharma is a drug development company focused on SLC transporter-targeted therapies, with its lead LAT1 inhibitor nanvuranlat (JPH203) in a global Phase 3 trial for biliary tract cancer and other candidates addressing cancer, autoimmune, and rare diseases.

BiotechDigital HealthHealthtechMedical DevicesTokyo, JP

𠮷武 益広(代表取締役社長 (Representative Director & President))藤本 裕(取締役CFO)山本 寛(取締役CBO)

Co-investorsF-Prime CapitalKSP, Inc.Newton BiocapitalOita Venture CapitalOSAKA University Venture CapitalUntroD Capital

スコレ株式会社schole-corp.com𝕏

Schole provides corporate leadership development programs built around business management training and simulation games, including next-generation leader training, cross-company learning programs, and onboarding programs for new graduates.

EdTechFuture of WorkHR Tech

スパイダープラス株式会社spiderplus.co.jp𝕏

SpiderPlus & Co. develops software for the construction industry, replacing paper-based workflows such as blueprints and quantity takeoffs with digital tools.

Construction TechEnterprise SoftwarePropTechSaaSTokyo, JP

ツクリンクtsukulink.net

Tsukulink is an online platform for Japan's construction industry that connects general contractors with subcontractors and tradespeople to help address labor shortages.

B2B MarketplacesConstruction TechSaaS

Co-investorsAccord Ventures

ツクリンク株式会社tsukulink.co.jp

Tsukulink operates "Tsukulink," an ordering and receiving matching platform connecting construction businesses, and also runs the "Construction Industry Survey by Tsukulink." The company serves construction contractors in Japan.

B2B MarketplacesConstruction TechPropTechSaaSTokyo, JP

Tatsuo Uchiyama(代表取締役社長 (President & CEO))An Nakamura(取締役 (Director))

Co-investorsDG Daiwa Ventures

ぴんぴんきらりkirari.co.jp

Startup running family support service 'Kirari Life Support' under the concept of 'another mother in Tokyo'.

Co-investorsCanal VenturesRelic

株式会社AI Samuraiaisamurai.co.jp𝕏

Japanese company developing AI-based patent examination and intellectual property analysis software, including its "AI Samurai" patent similarity evaluation and search systems used for patent research and IP landscape analysis.

AI & Machine LearningEnterprise SoftwareLegalTechSaaSOsaka, JP

Co-investorsKiraboshi CapitalOSAKA University Venture Capital

株式会社ARCHarch.social

A company founded in June 2021 by a technology executive with a background in fintech and mobile platforms.

HealthtechMedical DevicesSaaSSector Agnostic

Co-investorsUTEC

株式会社IBhokenbo.com𝕏

IB inc. develops software to reduce unclaimed insurance benefits by prompting eligible policyholders to file claims, working across life, non-life, and mutual-aid insurers as a neutral third party that does not sell insurance itself.

FintechInsurTechSaaSTokyo, JP

Kenta Ito(Representative (CEO))

Co-investorsG-STARTUP

株式会社manebimanebi.co.jp𝕏

Manebi operates a workforce development and e-learning platform ("manebi eラーニング") that provides corporate training and staff development for companies.

EdTechHR TechSaaSTokyo, JP

Tomoya Tajima(Founder)in田島 智也(代表取締役 執行役員CEO(創業者))in

Co-investorsGlobal Brain

株式会社Saleshubsaleshub.jp𝕏

SalesHub operates a social sales platform where companies broadcast their business or service mission online and solicit customer-candidate referrals from individuals outside the company who identify with that mission.

B2B MarketplacesSaaSSales Tech

Co-investorsJapan Post Insurance NEXT Partners

株式会社STYZstyz.io

Solving social issues through donations, design and IT

Tomoki Sato(Founder)in

株式会社TimeTreetimetreeapp.com𝕏

TimeTree is a shared calendar application that allows users to manage multiple calendars and coordinate schedules across groups like families, hobbies, and schools.

ConsumerSaaS

Co-investorsAtinum Investment Co. Ltd.IMM Investment JapanKakao VenturesLaguna InvestmentMirae Asset Venture Investment

株式会社VLUEvlue.jp

VLUE develops a high-precision deflator technology derived from financial engineering and probabilistic statistics to create a stablecoin backed by real-world assets.

Crypto & Web3FintechTokyo, JP

菅野朋典

株式会社イノフィスinnophys.jpin𝕏

Innophy manufactures exoskeletons and powered assist suits (MuscleSupport and π Plus models) for industrial workers, farmers, and logistics operations to reduce physical strain and support extended work life.

Advanced ManufacturingHardwareIoTTokyo, JP

株式会社エコロギーecologgie.com𝕏

Ecologgie produces specialized insect-based feed products for reptiles, including Leobait, a leopard gecko food made from 95% freeze-dried crickets.

AgTechBiotechCircular EconomyDeep TechFoodTechImpact & Social GoodTokyo, JP

池田 健介(代表取締役CEO)

株式会社おてつたびotetsutabi.com𝕏

A platform connecting travelers with local communities across Japan, offering work-exchange opportunities where participants perform tasks for local residents in exchange for lodging and compensation at or above minimum wage.

B2B MarketplacesCreator EconomyFuture of WorkMarketplacesTravel & Hospitality

Co-investorsGlobal BrainHiroshima Venture Capital Co. Ltd.Iyogin CapitalNOW JapanRegional Revitalization SolutionSpiral Innovation Partners

株式会社ギアg-gear.jp

Gear provides BtoC repair services on behalf of manufacturers, positioning itself in "repair marketing" to improve manufacturers' customer satisfaction, fan base, and branding.

B2B MarketplacesCircular EconomyConsumerHardwareMarketing TechJapan, JP

Yugo Kudo(Representative Director)

株式会社ココペリkokopelli-inc.com𝕏

Kokopelli is a Japanese IT company, founded in 2007, that provides a business platform to support small and medium-sized enterprises with management support and digital transformation.

B2B MarketplacesEnterprise SoftwareFintechSaaS

Co-investorsSTRIVETIS Ventures

株式会社こむぎのkomugino.jp𝕏

Komugino operates a food-service outsourcing and restaurant brand licensing business, developing and franchising dining brands such as the "Komugi no Dorei" bakery chain.

B2B MarketplacesConsumerFoodTechTokyo, JP

Takafumi HoriemonNaoto Sasayama(代表取締役社長 (President & CEO))Genki Hashimoto(取締役 (Director))Kouji Arai(取締役 (Director))

BoardMasakazu Mito(取締役(非常勤)(Non-executive Director))Seiji Kawamura(取締役(非常勤)(Non-executive Director))

株式会社こんにちハローkonnichihello.com𝕏

Konnichi Hello provides AI-powered video translation that preserves the original speaker's voice and facial movements across 37 languages, complemented by human translators to ensure translation accuracy.

AI & Machine LearningCreator EconomyMedia & EntertainmentTokyo, JP

早見星吾 (Hayami Seigo)(代表取締役CEO (Representative Director & CEO))早見泰弘 (Hayami Yasuhiro)(取締役COO (Director & COO))冨岡勝利 (Tomioka Katsutoshi)(取締役CCO (Director & CCO))

株式会社スピークバディspeakbuddy.com𝕏

SpeakBUDDY develops an AI-powered language learning service, with an AI English conversation app as its main product for language learners.

AI & Machine LearningConsumerEdTechTokyo, JP

Tsuyoshi Tateishi(Founder & CEO)Takeshi Tateishi(代表取締役 CEO)Shota Yamano(COO)

株式会社タイミーtaimee.co.jp

Taimee is a mobile app-based gig work platform that connects workers with short-term job opportunities across various industries including warehouse work, food service, delivery, and office work in Japan.

B2B MarketplacesFuture of WorkSaaS

Ryo Ogawa(Founder)

Co-investorsColopl NextCyberAgent CapitalF VenturesGlobal BrainJR East Start UPKDDI Open Innovation Fund+6 more

株式会社チカクchikaku.co.jp

Chikaku (株式会社チカク) is a Japanese company that makes a consumer hardware device for sharing family media.

Media & Entertainment

Kenji Kajiwara(Founder)inMichi Sato(Founder)in

Co-investors500 GlobalCoral CapitalGMO VenturePartners

株式会社デジリハdigireha.com𝕏

Digireha (株式会社デジリハ) develops digital rehabilitation tools for people with disabilities, working under the mission of building a future not constrained by disability.

Digital HealthEdTechHealthtechImpact & Social Good

Co-investorsX-HUB TOKYO Global Startup Accelerator

株式会社トランビtranbi.com𝕏

TRANBI operates an online M&A platform where business sellers and buyers negotiate transactions directly, listing companies, business units, or equipment for transfer.

B2B MarketplacesFintechMarketplacesSaaSTokyo, JP

株式会社ライナフlinough.com

Linough (株式会社ライナフ) develops software, apps, and hardware for real estate management, including smart locks, facial-recognition smart entrances, and its "Smart Okihai" package delivery system for residential buildings.

Enterprise SoftwareHardwareIoTPropTechTokyo, JP

滝沢 潔(代表取締役 (Representative Director / CEO))

Board佐々木 剛(取締役 (Director))杉村 空(取締役 (Director))武平 佑太(取締役 (Director))

Co-investorsMitsubishi Estate

株式会社リィエイルre-eir.com

ReEir is a Japanese company founded out of regenerative medicine and wound-care expertise, working in areas such as regenerative medicine, wound surgery, and foot/podiatric care.

BiotechDigital HealthHealthtechMedical Devices

Rica Tanaka(代表取締役 (Representative Director / CEO))

BoardSoichiro Honda(取締役 (Director))

株式会社天地人tenchijin.co.jpin𝕏

Tenchijin is a Japanese space startup that uses satellite ("space big data") for land evaluation consulting and the development and operation of related services.

AgTechAI & Machine LearningClimate TechData & InfrastructureSpace TechTokyo, JP

Yasuhito Sakuraba(Representative Director & CEO)inYasutoshi Hyakusoku(Co-founder & CSTO)

Co-investorsHiroshima Venture Capital Co. Ltd.NCB Venture Capital

株式会社岩谷技研iwaya.biz𝕏

IWAYA INC. develops high-altitude manned balloons, pressurized cabins, life support systems, and related equipment to carry people to the stratosphere for space viewing.

Deep TechHardwareSpace TechEbetsu, JP

Keisuke Iwaya(Founder & CEO)

Co-investorsS VenturesShizuoka CapitalShochiku Ventures

株式会社東京チェンソーズtokyo-chainsaws.jp

Tokyo Chainsaws is a Japanese forestry company that manages and maintains roughly 52,000 hectares of forest in western Tokyo, handling tree planting, logging, and whole-log timber sales.

Advanced ManufacturingAgTechConsumerImpact & Social GoodHinohara, JP

Ryosuke Aoki(代表取締役 CEO (Representative Director & CEO))Naoki Yoshida(取締役 COO (Director & COO))

株式会社経営承継支援jms-support.jp𝕏

Keieishokei Shien provides M&A brokerage and advisory services for small and medium-sized businesses in Japan, offering lower fees and no retainer compared to major brokers.

Enterprise SoftwareFintechTokyo, JP

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

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Frequently asked questions

How many investments has Seibu Shinkin Capital made?
Seibu Shinkin Capital has 104 tracked investments, 2 of which have exited.
What stage does Seibu Shinkin Capital invest at?
Seibu Shinkin Capital invests at the Pre-Seed, Seed, Series A, Growth stages.
What sectors does Seibu Shinkin Capital focus on?
Seibu Shinkin Capital focuses on Sector Agnostic.
Where is Seibu Shinkin Capital located?
Seibu Shinkin Capital is headquartered in Tokyo, JP.
Who does Seibu Shinkin Capital co-invest with?
Seibu Shinkin Capital most often shares deals with Global Brain, UTEC, CARTA VENTURES, Inc., among 77 tracked co-investors.

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